// pages/prod-classify/prod-classify.js
var http = require('../../utils/http.js');
Page({

    /**
     * 页面的初始数据
     */
    data: {
        sts: 0,
        prodList: [],
        title: "",
        current: 1,
        size: 10,
        pages: 0,
        tagid: 0
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {
        this.setData({
            current: 1,
            pages: 0,
            sts: options.sts,
            title: options.title ? options.title : ""
        });
        if (options.tagid) {
            this.setData({
                tagid: options.tagid
            });
        }

        if (this.data.sts == 0) {
            if (options.tagid == 1) {
                wx.setNavigationBarTitle({
                    title: '每日上新'
                })
            } else if (options.tagid == 2) {
                wx.setNavigationBarTitle({
                    title: '商城热卖'
                })
            } else if (options.tagid == 3) {
                wx.setNavigationBarTitle({
                    title: '更多宝贝'
                })
            }
        } else if (this.data.sts == 1) {
            wx.setNavigationBarTitle({
                title: '新品推荐',
            })
        } else if (this.data.sts == 2) {
            wx.setNavigationBarTitle({
                title: '限时特惠',
            })
        } else if (this.data.sts == 3) {
            wx.setNavigationBarTitle({
                title: '每日疯抢',
            })
        } else if (this.data.sts == 4) {
            wx.setNavigationBarTitle({
                title: '优惠券活动商品',
            })
        } else if (this.data.sts == 5) {
            wx.setNavigationBarTitle({
                title: '我的收藏商品',
            })
        } else {
            wx.setNavigationBarTitle({
                title: this.data.title
            })
        }
        this.loadProdData(options);

    },

    /**
     * 加载商品数据
     */
    loadProdData: function (options) {
        let sts = this.data.sts
        if (sts == 0) {
            // 分组标签商品列表
            this.getTagProd();
        } else if (sts == 1) {
            // 新品推荐
            let url = "/prod/lastedProdPage"
            this.getActProd(url)
        } else if (sts == 2) {
            // 限时特惠
            let url = "/prod/discountProdList"
            this.getActProd(url)
        } else if (sts == 3) {
            // 每日疯抢
            let url = "/prod/moreBuyProdList"
            this.getActProd(url)
        } else if (sts == 4) {
            // 优惠券商品列表
            this.getProdByCouponId(options.tagid)
        } else if (sts == 5) {
            // 收藏商品列表
            this.getCollectionProd()
        }
    },

    getActProd: function (url) {
        var ths = this;
        wx.showLoading();
        var params = {
            url: url,
            method: "GET",
            data: {
                current: ths.data.current,
                size: ths.data.size,
            },
            callBack: function (res) {
                let list = []
                if (res.current == 1) {
                    list = res.records
                } else {
                    list = ths.data.prodList
                    list = list.concat(res.records)
                }
                ths.setData({
                    prodList: list,
                    pages: res.pages
                });
                wx.hideLoading();
            }
        };
        http.request(params);
    },

    /**
     * 获取我的收藏商品
     */
    getCollectionProd: function () {
        var ths = this;
        wx.showLoading();
        var params = {
            url: "/p/user/collection/prods",
            method: "GET",
            data: {
                current: ths.data.current,
                size: ths.data.size,
            },
            callBack: function (res) {

                let list = []
                if (res.current == 1) {
                    list = res.records
                } else {
                    list = ths.data.prodList
                    list = list.concat(res.records)
                }
                ths.setData({
                    prodList: list,
                    pages: res.pages
                });
                wx.hideLoading();
            }
        };
        http.request(params);
    },

    /**
     * 获取标签列表
     */
    getTagProd: function (id) {
        var ths = this;
        wx.showLoading();
        var param = {
            url: "/prod/prodListByTagId",
            method: "GET",
            data: {
                tagId: ths.data.tagid,
                current: ths.data.current,
                size: ths.data.size
            },
            callBack: (res) => {
                let list = []
                if (res.current == 1) {
                    list = res.records
                } else {
                    list = ths.data.prodList.concat(res.records)
                }
                ths.setData({
                    prodList: list,
                    pages: res.pages
                });
                wx.hideLoading();
            }
        };
        http.request(param);
    },

    /**
     * 获取优惠券商品列表
     */
    getProdByCouponId(id) {
        var ths = this;
        wx.showLoading();
        var param = {
            url: "/coupon/prodListByCouponId",
            method: "GET",
            data: {
                couponId: id,
                current: this.data.current,
                size: this.data.size
            },
            callBack: (res) => {
                let list = []
                if (res.current == 1) {
                    list = res.records
                } else {
                    list = ths.data.prodList.concat(res.records)
                }
                ths.setData({
                    prodList: list,
                    pages: res.pages
                });
                wx.hideLoading();
            }
        };
        http.request(param);
    },

    /**
     * 生命周期函数--监听页面初次渲染完成
     */
    onReady: function () {

    },

    /**
     * 生命周期函数--监听页面显示
     */
    onShow: function () {

    },

    /**
     * 生命周期函数--监听页面隐藏
     */
    onHide: function () {

    },

    /**
     * 生命周期函数--监听页面卸载
     */
    onUnload: function () {

    },

    /**
     * 页面相关事件处理函数--监听用户下拉动作
     */
    onPullDownRefresh: function () {

    },

    /**
     * 页面上拉触底事件的处理函数
     */
    onReachBottom: function () {
        if (this.data.current < this.data.pages) {
            this.setData({
                current: this.data.current + 1
            })
            this.loadProdData()
        }
    },

    /**
     * 用户点击右上角分享
     */
    onShareAppMessage: function () {

    }
})
